Golf calculator



FIG. 1 is a left, rear and top perspective view of a golf calculator showing my new design, the bottom plan view being flat, plain and unornamented;

FIG. 2 is an enlarged top plan view;

FIG. 3 is an enlarged top plan view of a second embodiment of my new design of FIG. 1;

FIG. 4 is an enlarged top plan view of a third embodiment of my new design of FIG. 1. 

The ornamental design for a golf calculator, as shown and described. 